The earlier we take action to protect our environment, the ________ it will be for our future.
better
best
worse
worst
Do you have _______ basketball? Let’s play ______ basketball after school.
---Is this ________ dictionary? ---No, _____ isn’t _______ dictionary.
This is _______ pen.
Did he ____ to sleep late last night ?
---Would you like ____ tea? ---Yes, __________.